我是PHP小白，刚学2天，碰到了框架的内容无法解析，请问要怎么办？

<?php $this->display('inc_left.php') ?>

<div class="pagemain">

    <div class="display biao-cont">

    	<table width="100%" border="0" cellspacing="1" cellpadding="4" class='table_b'>



    <tr height=25 class='table_b_th'>

      <td align="left" style="font-weight:bold;padding-left:10px;" colspan=4>个人基本信息</td> 

    </tr>

    <tr height=25 class='table_b_tr_b'>

      <td align="right" width="25%" style="font-weight:bold;">登陆账号：</td>

      <td align="left" width="25%"><?=$this->user['username']?></td> 

      <td align="right" width="25%" style="font-weight:bold;">呢称：</td>

      <td align="left" width="25%"><?=$this->user['nickname']?></td>

    </tr> 

    <tr height=25 class='table_b_tr_b'>

      <td align="right" style="font-weight:bold;">VIP等级：</td>

      <td align="left" >VIP<?=$this->user['grade']?></td>

      <td align="right" style="font-weight:bold;">积分：</td>

      <td align="left" ><?=$this->user['score']?></td>

    </tr> 

    <tr height=25 class='table_b_tr_b'>

      <td align="right" style="font-weight:bold;">会员类型：</td>

      <td align="left" ><?=$this->iff($this->user['type'], '代理', '会员')?></td>

      <td align="right" style="font-weight:bold;">上级代理：</td>

      <td align="left" ><?=$this->iff($parent=$this->getValue("select username from {$this->prename}members where uid=?", $this->user['parentId']),$parent,'无')?></td>

    </tr>

    <tr height=25 class='table_b_tr_b'>

	  <td align="right" style="font-weight:bold;">可用资金：</td>

      <td align="left" ><?=$this->user['coin']?> 元</td>

      <td align="right" style="font-weight:bold;">返点：</td>

      <td align="left" ><?=$this->user['fanDian']?>%</td>

    </tr> 

</table>